<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="/vue.js"></script>
</head>
<body>
    <div id="app">
        <button v-bind:title="myTitle" @click="showMsg();">点击我</button>
        <p>{{msg}}</p>
    </div>
    <script>
        var vm = new Vue({
            el: "#app",
            data: {
                msg: "点击生成Msg",
                myTitle: "自定义"
            },
            methods: {
                showMsg() {
                    this.msg = "最新的Msg"
                }
            }
        })
    </script>
</body>
</html>